Senior Test Engineer

Description Senior Test Engineer – Automation and Non-Functional Testing (AWS / Performance) Programme Name: Logistics Commodities & Services Transformation (LCST) Location: The role is based in our Bristol office About the Role We are looking for a capable Senior Test Engineer with approximately 10 years of overall software testing experience, including 2–4 years of hands-on experience in non-functional testing and test automation, and the confidence to take ownership of these areas to ensure our cloud-native applications are fast, reliable, and scalable.

In this role, you will design automated test suites, execute performance and load tests, and build synthetic monitoring solutions within an AWS environment. You will work closely with developers and DevOps engineers to catch bottlenecks early and maintain high system availability.

While this is a hands-on technical role rather than a formal line-management position, you will act as the go-to subject matter expert for performance and automation, helping shape our testing strategy and supporting junior team members.

Key Responsibilities

Manage the Non-Functional Test Phase : Able to run and manage the non-functional test phase end to end, including planning, coordinating test execution, monitoring progress, managing risks and defects, and reporting outcomes and test closure.

Lead Performance & Non-Functional Testing : Take end-to-end ownership of designing, scripting, and executing load, stress, endurance, and spike tests using Apache JMeter to uncover bottlenecks and validate scalability. Drive Test Automation : Build, maintain, and enhance automated functional and API test frameworks, ensuring smooth integration into our CI/CD pipelines.

Own Synthetic Monitoring : Design, deploy, and manage automated synthetic checks using Amazon CloudWatch Synthetics (Canaries) to continuously validate critical user journeys and API health. Observability & Metrics : Build and maintain clear, real-time dashboards in Grafana and AWS CloudWatch to track test execution, system telemetry, latency, and resource utilisation.

Technical Leadership & Collaboration : Act as the quality champion within Agile ceremonies, collaborating with developers and DevOps engineers to define non-functional requirements (NFRs), conduct root cause analysis, and mentor junior testers. Required

Skills & Experience

Proven Hands-On Experience : Substantial overall commercial experience in software testing, including strong hands-on experience in non-functional/performance testing and test automation. Technical Ownership : Demonstrated experience leading testing efforts for projects or features, defin...

Report this job